Keycloak SAML brokering: Response delay due to unchecked NotOnOrAfter in SubjectConfirmationData
Summary
Keycloak SAML brokering: Response delay due to unchecked NotOnOrAfter in SubjectConfirmationData. Red Hat rates this low (CVSS 3.1). Weakness: CWE-112. Affected package(s): rhbk/keycloak-rhel9, rhbk/keycloak-operator-bundle:26.4.10, rhbk/keycloak-rhel9-operator:26.4, rhbk/keycloak-rhel9:26.4. Resolved in Red Hat advisory RHSA-2026:3947 — update the affected packages (`sudo dnf update`).
- rhbk/keycloak-rhel9
- rhbk/keycloak-operator-bundle:26.4.10-1
- rhbk/keycloak-rhel9-operator:26.4-12
- rhbk/keycloak-rhel9:26.4-12
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
- RHSA-2026:3947
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
Mitigation checklist
- Update the affected package(s) to the fixed version shipped in RHSA-2026:3947 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
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